diff --git a/deps/ox/src/ox/fs/filesystem/filesystem.hpp b/deps/ox/src/ox/fs/filesystem/filesystem.hpp
index a8eed502..a14957d8 100644
--- a/deps/ox/src/ox/fs/filesystem/filesystem.hpp
+++ b/deps/ox/src/ox/fs/filesystem/filesystem.hpp
@@ -94,10 +94,13 @@ class FileSystemTemplate: public FileSystem {
 		};
 
 		FileStore m_fs;
+		void(*m_freeBuffer)(uint8_t*) = nullptr;
 
 	public:
 		FileSystemTemplate() = default;
 
+		FileSystemTemplate(void *buffer, uint64_t bufferSize, void(*freeBuffer)(uint8_t*) = [] (uint8_t *buff) { delete buff; });
+
 		FileSystemTemplate(FileStore fs);
 
 		~FileSystemTemplate();
@@ -167,8 +170,17 @@ FileSystemTemplate<FileStore, Directory>::FileSystemTemplate(FileStore fs) {
 	m_fs = fs;
 }
 
+template<typename FileStore, typename Directory>
+FileSystemTemplate<FileStore, Directory>::FileSystemTemplate(void *buffer, uint64_t bufferSize, void(*freeBuffer)(uint8_t*)):
+	m_fs(buffer, bufferSize),
+	m_freeBuffer(freeBuffer) {
+}
+
 template<typename FileStore, typename Directory>
 FileSystemTemplate<FileStore, Directory>::~FileSystemTemplate() {
+	if (m_freeBuffer && m_fs.buff()) {
+		m_freeBuffer(m_fs.buff());
+	}
 }
 
 template<typename FileStore, typename Directory>